河南減溫減壓裝置要多少錢和諧共贏上海大田閥門管道工程供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="減溫減壓裝置主要由以下部分組成泄壓系統(tǒng):泄壓閥和泄壓孔板，減溫系統(tǒng):截止閥、節(jié)流閥，河南減溫減壓裝置要多少錢、給水調(diào)節(jié)閥、管道增壓泵等。安全系統(tǒng):安全閥，現(xiàn)場一次儀表:壓力變送器、壓力表等，控制系統(tǒng):PLC、PID、DCS控制系統(tǒng)，安裝：閘"><meta name="keywords" content="河南減溫減壓裝置要多少錢,減溫減壓裝置"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" 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href="http://www.cdcfah.com/cp/third-famenti_jianyafagx/">減壓閥</a>?河南減溫減壓裝置要多少錢和諧共贏上海大田閥門管道工程供應(yīng)</p><div id="opb8he2" class="leftbox clearfix"><h1>河南減溫減壓裝置要多少錢和諧共贏上海大田閥門管道工程供應(yīng)</h1><div id="lmyqs82" class="proBig"><div id="3xzb33y" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdatian/637363665488730469/5001737.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="vkhz3xd" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdatian/637363665488730469/5001737.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ynp2qs8" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>河南減溫減壓裝置要多少錢,減溫減壓裝置</p><p><span>***更新：</span>2020-12-27 09:17:06</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="qeldsjl" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海大田閥門管道工程有限公司</a></p><p><span>聯(lián)系人：</span>余璐辰</p><p><span>郵箱: </span>business@dtjt.com</p><p><span>電話: </span>18621060309</p><p><span>傳真: </span>21_</p><p><span>網(wǎng)址: </span>https://www.dtjt.com</p><p><span>手機(jī): </span>21-68106370</p><p><span>地址: </span>祝橋鎮(zhèn)工業(yè)城</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="uj7ov7q" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="8a8727h" class="box"><p><p style="text-indent:25px">減溫減壓裝置主要由以下部分組成泄壓系統(tǒng):泄壓閥和泄壓孔板，減溫系統(tǒng):截止閥、節(jié)流閥，河南減溫減壓裝置要多少錢、給水調(diào)節(jié)閥、管道增壓泵等。安全系統(tǒng):安全閥，現(xiàn)場一次儀表:壓力變送器、壓力表等，控制系統(tǒng):PLC、PID、DCS控制系統(tǒng)，安裝：閘閥應(yīng)安裝在該裝置的入口和出口，用于開啟和關(guān)閉。安全閥下部應(yīng)設(shè)置固定支架，裝置兩端的適當(dāng)位置應(yīng)設(shè)置滑動支架。疏水器應(yīng)安裝在蒸汽出口適當(dāng)位置的低點(diǎn)。安裝每個閥門時，注意蒸汽和減溫水的流向。安裝后，應(yīng)對整個管道進(jìn)行吹掃，河南減溫減壓裝置要多少錢，河南減溫減壓裝置要多少錢。水壓試驗(yàn)時，安全閥必須拆除并用密封板密封。保壓時間不得少于5分鐘。為確保設(shè)備安全運(yùn)行，應(yīng)定期對減溫減壓裝置進(jìn)行維修，檢驗(yàn)期一般為一年。河南減溫減壓裝置要多少錢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南減溫減壓裝置要多少錢,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665488730469/5001737.png"></div><p style="text-indent:25px">減溫減壓裝置是由哈爾濱鍋爐廠于二十世紀(jì)五十年代從前蘇聯(lián)引入國內(nèi)。發(fā)展到現(xiàn)在，大體可分為三代產(chǎn)品。第三代減溫減壓裝置為第二代的換代產(chǎn)品：減溫減壓閥內(nèi)部改為多級套筒式省去了節(jié)流孔板，同時多級套筒的節(jié)流小孔還起到消音的作用。減溫減壓閥與給水調(diào)節(jié)閥采用變流量系數(shù)設(shè)計的方法。該設(shè)計形式的特點(diǎn)就是設(shè)計與使用相吻合，從0到100%全程可調(diào)節(jié)，該設(shè)計方法于2003年12月被國家科委授予應(yīng)用型發(fā)明獎。由于給水調(diào)節(jié)閥能夠適用于各種壓差，在減溫系統(tǒng)中取消了節(jié)流閥或節(jié)流裝置。第三代產(chǎn)品不僅具備第二代產(chǎn)品的所有優(yōu)點(diǎn)，同時還彌補(bǔ)第二代產(chǎn)品中的所有不足之處：減壓，并多級同步調(diào)節(jié)提高了調(diào)節(jié)范圍；采用同步可調(diào)噴咀在閥內(nèi)噴水，提高了霧化效果。河南減溫減壓裝置要多少錢減溫減壓裝置調(diào)試完畢，蒸汽參數(shù)正常后，即可投入到自動控制狀態(tài)運(yùn)行。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南減溫減壓裝置要多少錢,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363666331748047/3049921.png"></div><p style="text-indent:25px">在啟動和停止減溫減壓裝置的過程中，由于設(shè)備泄漏，溫度和壓力太高，氣體或空氣無法更換，儀器或安全設(shè)施出現(xiàn)故障，油氣火災(zāi)和事故很有可能發(fā)生。在為了防止事故的發(fā)生，關(guān)鍵是要控制操作，即在操作前充分計劃，識別風(fēng)險并制定計劃，并在操作過程中逐步確認(rèn)。所以在使用減溫減壓裝置時一定要注意的那些問題，不管使用那類型的產(chǎn)品都要注意安全問題。大氣壓和減溫減壓設(shè)備運(yùn)行的危險因素分析：大氣壓和減溫減壓設(shè)備的啟動應(yīng)按以下順序進(jìn)行：操作前的設(shè)備檢查→設(shè)備的壓力測試和通過壓力的過程→真空度。真空塔壓力密封性測試→柴油沖洗→設(shè)備驅(qū)動。設(shè)備的啟動順序?yàn)椋涸屠溲h(huán)→加熱脫水→250℃恒溫?zé)崦堋洪_路側(cè)管→減壓和真空開路側(cè)管→調(diào)節(jié)操作。在啟動過程中，容易發(fā)生的危險因素主要是：發(fā)動機(jī)泵，循環(huán)泄漏和火災(zāi)。加熱爐常減壓蒸餾裝置的減壓程序?yàn)椋涸蜏p壓→常壓冷卻側(cè)管線→減壓減壓脫真空→停止側(cè)管線。</p><p style="text-indent:25px">減溫減壓裝置運(yùn)行前的準(zhǔn)備工作：必須檢查管道上各法蘭之間、法蘭和附件之間的連接、各閥門的啟閉、及安全閥的動作是否正常；檢查各儀表是否完好，確認(rèn)各儀表電路已接通。關(guān)閉蒸汽進(jìn)口處的閘閥和減溫水進(jìn)口處的截止閥，用手動操作電動執(zhí)行器，驗(yàn)證減壓閥及給水調(diào)節(jié)閥的行程、閥門全開及全閉時的位置與電動執(zhí)行器行程是否一致。然后確定閥門和電動執(zhí)行器是否可投入正常運(yùn)行。運(yùn)行前，本裝置及通向用戶的管道和附件均須進(jìn)行預(yù)熱。預(yù)熱程序是：將減壓閥稍微開啟（約全行程5%），關(guān)閉減溫水進(jìn)口處的截止閥，然后慢慢地打開進(jìn)口處閘閥，輸入新蒸汽進(jìn)行預(yù)熱。預(yù)熱時蒸汽壓力應(yīng)在0.02~0.05Mpa之間，預(yù)熱時間>60分鐘。減溫減壓裝置經(jīng)過信息處理，指揮執(zhí)行機(jī)構(gòu)使出口的參數(shù)(溫度、壓力)穩(wěn)定在用戶要求范圍內(nèi)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南減溫減壓裝置要多少錢,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363666583388672/3087583.png"></div><p style="text-indent:25px">減溫減壓裝置在使用過程中的熱電聯(lián)產(chǎn)網(wǎng)絡(luò)可以提供區(qū)域供熱。發(fā)電廠或工業(yè)鍋爐和火力發(fā)電廠。換熱站或熱交換器的蒸汽入口。溴化鋰制冷單元的蒸汽驅(qū)動入口。減溫減壓裝置主要用于石油化工，紡織，造紙，制藥，食品和其他生產(chǎn)過程的動力和熱量。減溫減壓裝置的主要性能指標(biāo)：進(jìn)汽壓力，中溫和中壓：P1 <3.82 MPa，溫度：T1 <450°C。亞高溫高壓：P1 <5.4Mpa，溫度：T1 <485°C。減壓裝置的溫度和出口流量Q在10%Q至100%Q的范圍內(nèi)，并且期望在該范圍內(nèi)進(jìn)行調(diào)節(jié)。如果有特殊要求。出口蒸汽溫度T2的調(diào)節(jié)精度不低于2.5級。當(dāng)設(shè)備正常工作時，冷卻減壓閥下游一米處和距管壁一米處的噪聲不應(yīng)超過85分貝。適用介質(zhì)：水，適用溫度：0℃?80℃，出口蒸汽壓力P2，出口蒸汽壓力P2的調(diào)節(jié)精度不小于2.5。減溫減壓裝置后部管道低處應(yīng)安裝輸水閥。舟山減溫減壓裝置哪里有</p><p style="text-indent:25px">減溫減壓裝置向上提起沖量式安全閥的杠桿或彈簧式安全閥的扳手，強(qiáng)行使安全閥開啟并排放。河南減溫減壓裝置要多少錢</p><p style="text-indent:25px">減溫減壓器/裝置，顧名思義，就是將高溫高壓蒸汽降為客戶能夠使用的低壓低溫蒸汽（可為過熱蒸汽）。按照減溫和減壓是否一體，可分為以下兩類一體式減溫減壓器，減溫和減壓在同一個減溫減壓閥內(nèi)進(jìn)行。分體式減溫減壓器，減溫和減壓分開進(jìn)行，減壓采用單獨(dú)減壓閥其中分體式減溫減壓器，控制精度高，運(yùn)行平穩(wěn)，調(diào)節(jié)靈敏，可有效消除靜差影響等優(yōu)點(diǎn)，減壓裝置：蒸汽的減壓過程是由減壓閥和節(jié)流孔板的節(jié)流來實(shí)現(xiàn)的，其減壓級數(shù)由新蒸汽減壓后蒸汽壓力之差來決定。減壓閥的壓力調(diào)節(jié)是通過大執(zhí)行器電動執(zhí)行機(jī)構(gòu)來完成，運(yùn)行平穩(wěn)，壽命長，根據(jù)二次蒸汽設(shè)定值要求，無論一次蒸汽壓力如何波動，均能保持二次正氣壓力穩(wěn)定。河南減溫減壓裝置要多少錢</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2586329.html</p></div></div></div></div></div><div id="33yctvc" class="page-right twoColRt"><div id="smovxel" 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